--- old/src/share/classes/java/lang/Thread.java	Tue Jan 15 16:17:02 2013
+++ new/src/share/classes/java/lang/Thread.java	Tue Jan 15 16:17:01 2013
@@ -2028,6 +2028,16 @@
         }
     }
 
+
+    // The following three initially uninitialized fields are exclusively
+    // managed by class java.util.concurrent.ThreadLocalRandom.
+    /** The current seed for a ThreadLocalRandom */
+    long threadLocalRandomSeed;
+    /** Probe hash value; nonzero if threadLocalRandomSeed initialized */
+    int threadLocalRandomProbe;
+    /** Secondary seed isolated from public ThreadLocalRandom sequence */
+    int threadLocalRandomSecondarySeed; 
+
     /* Some private helper methods */
     private native void setPriority0(int newPriority);
     private native void stop0(Object o);